Prime p₀= 2117704844399062627 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 24 18 24 4 62 42 18 4 104 4 18 42 62 4 24 18 24 (?)
a_n: 0 24 42 66 70 132 174 192 196 300 304 322 364 426 430 454 472 496
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 496
Found by: Odd-Rod
db: batch=80, k=18, 24 18 24 4 62 42 18 4 104

SPT(16)	2117703845885019719	0 18 20 60 90 104 108 134 174 200 204 218 248 288 290 308	-998514042908
SPT(16)	2117703948327044191	0 22 52 76 88 118 142 192 196 246 270 300 312 336 366 388	-896072018436
SPT(16)	2117704028035178669	0 14 30 42 62 72 84 98 114 128 140 150 170 182 198 212	-816363883958
SPT(16)	2117704102266086603	0 24 90 98 104 110 120 180 218 278 288 294 300 308 374 398	-742132976024
STPT(10)	2117704191645616307	0 2 24 26 42 44 60 62 84 86	-652753446320
SPT(16)	2117704554918243173	0 60 86 110 116 150 156 164 186 194 200 234 240 264 290 350	-289480819454
STPT(10)	2117704919001242687	0 2 30 32 42 44 54 56 84 86	74602180060
SPT(16)	2117704994346189107	0 6 12 14 54 104 110 132 194 216 222 272 312 314 320 326	149947126480
STPT(10)	2117705315380945217	0 2 54 56 72 74 90 92 144 146	470981882590
STPT(12)	2117705491254998327	0 2 12 14 42 44 72 74 102 104 114 116	646855935700
SPT(16)	2117705566090628867	0 20 30 42 132 140 162 192 314 344 366 374 464 476 486 506	721691566240